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Graphs are often used to organize data because of their simple topological structure, and therefore play a key role in machine learning. And it turns out that the low-dimensional embedded representation obtained by graph representation…

机器学习 · 计算机科学 2021-01-05 Xing Li , Wei Wei , Xiangnan Feng , Zhiming Zheng

We consider the problem of embedding the nodes of a hypergraph into Euclidean space under the assumption that the interactions arose through closeness to unknown hyperedge centres. In this way, we tackle the inverse problem associated with…

社会与信息网络 · 计算机科学 2025-09-11 Francesco Zigliotto , Desmond J. Higham

Presently with technology node scaling, an accurate prediction model at early design stages can significantly reduce the design cycle. Especially during logic synthesis, predicting cell congestion due to improper logic combination can…

机器学习 · 计算机科学 2021-11-12 Amur Ghose , Vincent Zhang , Yingxue Zhang , Dong Li , Wulong Liu , Mark Coates

Session-based recommendation (SBR) is a challenging task, which aims at recommending items based on anonymous behavior sequences. Almost all the existing solutions for SBR model user preference only based on the current session without…

信息检索 · 计算机科学 2021-06-10 Ziyang Wang , Wei Wei , Gao Cong , Xiao-Li Li , Xian-Ling Mao , Minghui Qiu

Investigating uncertainties in computer simulations can be prohibitive in terms of computational costs, since the simulator needs to be run over a large number of input values. Building an emulator, i.e. a statistical surrogate model of the…

统计方法学 · 统计学 2022-10-18 Ayao Ehara , Serge Guillas

This article presents a method for grasping novel objects by learning from experience. Successful attempts are remembered and then used to guide future grasps such that more reliable grasping is achieved over time. To generalise the learned…

机器人学 · 计算机科学 2020-09-18 Timothy Patten , Kiru Park , Markus Vincze

We propose a neural network approach to model general interaction dynamics and an adjoint based stochastic gradient descent algorithm to calibrate its parameters. The parameter calibration problem is considered as optimal control problem…

最优化与控制 · 数学 2021-02-01 Simone Göttlich , Claudia Totzeck

Graph convolutional networks (GCNs) allow us to learn topologically-aware node embeddings, which can be useful for classification or link prediction. However, they are unable to capture long-range dependencies between nodes without adding…

机器学习 · 计算机科学 2023-08-17 Reza Namazi , Elahe Ghalebi , Sinead Williamson , Hamidreza Mahyar

Graph convolutional networks (GCNs) are powerful frameworks for learning embeddings of graph-structured data. GCNs are traditionally studied through the lens of Euclidean geometry. Recent works find that non-Euclidean Riemannian manifolds…

机器学习 · 计算机科学 2022-11-10 Bo Xiong , Shichao Zhu , Nico Potyka , Shirui Pan , Chuan Zhou , Steffen Staab

We introduce a general framework for leveraging graph stream data for temporal prediction-based applications. Our proposed framework includes novel methods for learning an appropriate graph time-series representation, modeling and weighting…

机器学习 · 计算机科学 2020-09-22 Di Jin , Sungchul Kim , Ryan A. Rossi , Danai Koutra

Graph embedding is a transformation of nodes of a network into a set of vectors. A good embedding should capture the underlying graph topology and structure, node-to-node relationship, and other relevant information about the graph, its…

社会与信息网络 · 计算机科学 2021-12-02 Bogumił Kamiński , Łukasz Kraiński , Paweł Prałat , François Théberge

We introduce a novel data-driven order reduction method for nonlinear control systems, drawing on recent progress in machine learning and statistical dimensionality reduction. The method rests on the assumption that the nonlinear system…

最优化与控制 · 数学 2011-06-15 Jake Bouvrie , Boumediene Hamzi

Unsupervised graph representation learning(GRL) aims to distill diverse graph information into task-agnostic embeddings without label supervision. Due to a lack of support from labels, recent representation learning methods usually adopt…

机器学习 · 计算机科学 2023-04-18 Bei Lin , You Li , Ning Gui , Zhuopeng Xu , Zhiwu Yu

We present a novel graph-based learning of EEG representations with gradient alignment (GEEGA) that leverages multi-domain information to learn EEG representations for brain-computer interfaces. Our model leverages graph convolutional…

人机交互 · 计算机科学 2025-12-09 Prithila Angkan , Amin Jalali , Paul Hungler , Ali Etemad

We investigate the problem of multiplex graph embedding, that is, graphs in which nodes interact through multiple types of relations (dimensions). In recent years, several methods have been developed to address this problem. However, the…

机器学习 · 计算机科学 2023-12-29 Kamel Abdous , Nairouz Mrabah , Mohamed Bouguessa

The study of optimal control problems under uncertainty plays an important role in scientific numerical simulations. This class of optimization problems is strongly utilized in engineering, biology and finance. In this paper, a stochastic…

最优化与控制 · 数学 2023-04-06 Caroline Geiersbach , Teresa Scarinci

Representation learning on graphs has been gaining attention due to its wide applicability in predicting missing links, and classifying and recommending nodes. Most embedding methods aim to preserve certain properties of the original graph…

社会与信息网络 · 计算机科学 2019-09-13 Palash Goyal , Di Huang , Sujit Rokka Chhetri , Arquimedes Canedo , Jaya Shree , Evan Patterson

Today's densely instrumented world offers tremendous opportunities for continuous acquisition and analysis of multimodal sensor data providing temporal characterization of an individual's behaviors. Is it possible to efficiently couple such…

机器学习 · 计算机科学 2018-09-03 Homa Hosseinmardi , Amir Ghasemian , Shrikanth Narayanan , Kristina Lerman , Emilio Ferrara

The incredible feats of athleticism demonstrated by humans are made possible in part by a vast repertoire of general-purpose motor skills, acquired through years of practice and experience. These skills not only enable humans to perform…

图形学 · 计算机科学 2022-05-06 Xue Bin Peng , Yunrong Guo , Lina Halper , Sergey Levine , Sanja Fidler

Objects are composed of a set of geometrically organized parts. We introduce an unsupervised capsule autoencoder (SCAE), which explicitly uses geometric relationships between parts to reason about objects. Since these relationships do not…

机器学习 · 统计学 2019-12-03 Adam R. Kosiorek , Sara Sabour , Yee Whye Teh , Geoffrey E. Hinton